RD

Robert O. Dark

AL Alcan Research And Development Limited: 2 patents #6 of 47Top 15%
Overall (All Time): #1,396,364 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D992753 Static mixer Yutong Zhu, Christian Hornung, Thomas Kohl 2023-07-18
4340273 Retro-reflecting sheet material Stanton E. Jack 1982-07-20
4265938 Retro-reflecting sheet material and method of making same Stanton E. Jack 1981-05-05